who play video games score a higher average in math, reading and science, but the same study found kids on social media have lower than average scores. the study included 12,000 teenagers from australia. the authors hope it can uncover games that might help kids learn. 12-year-old girl in california is selling lemonade and helping the homeless and making a big impact on her community. >> and this has become an lemonade and cookies. she was inspired by a man she saw on the street. >> i thought it wasn't fair that some people have to live that way. >> i said he doesn't have a place to go and that bothered her so much. >> in the first year she raised $300. since then her total has hit 16,000 dollars. this year she wants to add 10,000 more to that total.